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100+ Free ANAC Agricultural Pilot Helicopter (PAGH) Practice Questions
Prepare for the ANAC Agricultural Pilot Helicopter Rating (Piloto Agrícola Helicóptero - PAGH) — Theoretical Assessment exam with instant access — no signup required.
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Key Facts: ANAC Agricultural Pilot Helicopter (PAGH) Exam
Assessment Path
Operator Registration
Governing Regulations
Flight Time Prerequisites
Rating Validity
This bank provides 100 English-language practice questions adapted for the official Brazilian ANAC Agricultural Pilot Helicopter (PAGH - Piloto Agrícola Helicóptero) rating under RBAC 61 Subpart N and RBAC 137, covering the CAVAG-H theoretical curriculum.
Sample ANAC Agricultural Pilot Helicopter (PAGH) Practice Questions
Try these sample questions to test your ANAC Agricultural Pilot Helicopter (PAGH) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1Under Brazilian Civil Aviation Regulation RBAC 61 Subpart N, what are the minimum experience and training requirements for an applicant to obtain an Agricultural Pilot Helicopter (PAGH) rating?
A.A pilot licence of the helicopter category, at least 400 total flight hours (including at least 200 hours in helicopters and 100 hours as pilot-in-command), completion of ANAC-approved theoretical and practical agricultural helicopter courses, and approval in the theoretical exam within the last 12 months
B.A Private Pilot Helicopter (PPH) license and at least 50 total flight hours
C.An Airline Transport Pilot Helicopter (PLH) license with at least 1,200 flight hours
D.Any pilot licence with no minimum flight time and no specialized training
Explanation: RBAC 61.243(a) establishes that an applicant for the PAGH (Piloto Agrícola - Helicóptero) rating must hold a pilot licence of the helicopter category, have logged at least 400 total flight hours (of which at least 200 hours in helicopters and 100 hours as pilot-in-command), complete ANAC-approved theoretical and practical agricultural courses, pass the theoretical exam within the last 12 months, and pass a proficiency exam.
2Under RBAC 137 (§137.201(c)), what emergency jettison capability must every agricultural aircraft, including agricultural helicopters, possess?
A.A load-jettison device able to release at least half of the maximum approved liquid agricultural load within 5 seconds for single-engine aircraft (10 seconds for multi-engine)
B.A device able to release at least 80% of the payload within 5 seconds in all aircraft
C.A device able to release 25% of the payload within 60 seconds
D.No emergency jettison device is required for certified agricultural helicopters
Explanation: RBAC 137.201(c) requires every agricultural aircraft to carry an emergency jettison device (alijamento) capable of releasing at least half of the maximum approved liquid agricultural load within 5 seconds if single-engine (the common helicopter case), or 10 seconds if multi-engine — enabling rapid weight reduction for power recovery, autorotation entry, and obstacle avoidance.
3Under Brazilian federal agricultural aviation legislation (Decree 86.765/1981 and MAPA directives), what is the minimum statutory buffer distance that an agricultural helicopter must maintain from cities, towns, and populated settlements during aerial chemical application?
A.500 meters
B.100 meters
C.250 meters
D.1,000 meters
Explanation: Brazilian federal decree (Decreto nº 86.765/1981) and MAPA regulations mandate that all manned agricultural aircraft (fixed-wing and rotary-wing) maintain a minimum statutory buffer zone of 500 meters from cities, towns, and residential communities during chemical spraying.
4Under MAPA agricultural regulations, what is the minimum statutory horizontal buffer distance required from river sources, lakes, and drinking water reservoirs during aerial pesticide application by agricultural helicopters?
A.250 meters
B.50 meters
C.500 meters
D.1,000 meters
Explanation: MAPA directives establish a mandatory 250-meter safety buffer zone from water catchment areas, lakes, river springs, and public water reservoirs for manned agricultural spraying operations.
5How does the main rotor downwash of an agricultural helicopter uniquely benefit spray droplet deposition in dense-canopy crops (such as citrus, coffee, and fruit orchards)?
A.The powerful downward and turbulent rotor wash forces leaves to flutter and curl, propelling spray droplets deep into the lower and inner canopy foliage and depositing chemicals on both the upper and lower leaf surfaces
B.The downwash vaporizes the chemical into pure nitrogen gas
C.The downwash eliminates all gravitational force on the aircraft
D.The downwash prevents the chemical from touching the plants
Explanation: Helicopter main rotor downwash produces a dynamic vertical air column that physically disturbs plant foliage, causing leaf fluttering. This turbulence carries spray droplets into the inner plant canopy and deposits active chemicals onto the undersides (abaxial surface) of leaves where fungal spores and pests reside.
6What happens to the helicopter's rotor downwash airflow pattern as the aircraft accelerates through 'Effective Translational Lift' (ETL / VET, typically 15 to 20 knots)?
A.The vertical downwash column transitions into a horizontal slipstream wake angled rearward behind the helicopter, and rotor efficiency increases significantly with reduced power required
B.The rotor downwash stops completely and the helicopter falls
C.The rotor blades start rotating in the opposite direction
D.The helicopter enters an uncontrollable supersonic dive
Explanation: Below ETL (in hover), downwash flows almost purely vertically through the rotor disk. As forward speed exceeds ETL (15-20 kt), the rotor outruns its own recirculating vortices, operating in clean horizontal relative airflow. The downwash angles rearward, and total rotor aerodynamic efficiency improves substantially.
7What is 'Vortex Ring State' (Estado de Anéis de Vórtice / Settling with Power) in helicopter flight, and why is it a critical hazard during steep agricultural approaches with a heavy chemical load?
A.An aerodynamic condition where the helicopter descends into its own downward rotor wash at low forward speed, creating massive recirculating tip vortices, loss of lift, and high sink rates that worsen if collective throttle is increased
B.A condition where the chemical tank explodes from high pressure
C.When the tail rotor falls off during high-speed cruise
D.When the helicopter battery catches fire during landing
Explanation: Vortex Ring State occurs during steep, low-speed descents ($<30 kt$) with high sink rates ($>300 ft/min$) and engine power applied. The rotor sinks into its own dirty downwash, forming toroidal vortices that destroy lift. Increasing collective only accelerates the vortex circulation and steepens the descent rate.
8What is the standard recovery procedure for an agricultural helicopter pilot who enters Vortex Ring State during an approach to a field?
A.Apply forward cyclic (or Vuichard technique: right cyclic with left pedal and collective) to fly horizontally out of the descending vortex column into clean relative airflow
B.Pull full up collective and hold the cyclic stick completely stationary
C.Cut engine power to zero and let the helicopter free-fall
D.Deploy the mechanical landing gear
Explanation: To recover from VRS, the pilot must move the rotor disk horizontally out of the recirculating air column. Traditional recovery involves lowering collective slightly and applying forward cyclic to gain forward airspeed. The modern Vuichard recovery applies lateral cyclic and opposite pedal to slip sideways into clean air with minimal altitude loss.
9Why are spray booms on agricultural helicopters typically restricted to not more than 80% to 85% of the main rotor diameter?
A.To keep spray nozzles inboard of the intense, upward-rolling main rotor tip vortices that lift droplets into ambient wind and cause severe off-target drift
B.To prevent the spray boom from touching the tail rotor
C.To reduce the price of the spray equipment
D.To allow the helicopter to fit through standard garage doors
Explanation: Main rotor tip vortices produce violent upward circular airflow at the outer edges of the rotor disc. Keeping spray nozzles within 80-85% of rotor diameter ensures droplets are released directly into the downward core airflow rather than being swept upward into drift-prone vortices.
10What is 'Loss of Tail Rotor Effectiveness' (LTE / Perda de Eficiência do Rotor de Cauda) in an agricultural helicopter, and in which wind conditions is it most likely to occur during slow-speed spraying?
A.An aerodynamic condition (not mechanical failure) where high power demand combined with crosswinds/tailwinds from the critical azimuth (left/right quartering winds) exceeds tail rotor thrust, resulting in uncommanded rapid yaw
B.The mechanical snapping of the tail rotor drive shaft
C.The tail rotor spinning backward in forward flight
D.The tail rotor blades melting from friction
Explanation: LTE is an aerodynamic phenomenon where tail rotor vortex ring state, main rotor disc vortex interference, or weathercock stability forces overcome tail rotor thrust during high-power, low-airspeed operations in quartering winds, causing an uncommanded rapid yaw rotation.
About the ANAC Agricultural Pilot Helicopter (PAGH) Exam
Prepare for the ANAC Agricultural Pilot Helicopter (PAGH) rating with 100 practice questions covering rotorcraft RBAC 137 rules, downwash spray mechanics, obstacle clearance, and pesticide toxicology.
Assessment
Question count not published by the exam provider
Time Limit
not-published
Passing Score
Defined within the ANAC-approved CAVAG-H course (not centrally published)
Exam Fee
Varies (course evaluation inside the ANAC-approved CAVAG-H; ANAC TFAC applies to the rating issuance via SACI) (Agência Nacional de Aviação Civil (ANAC) via approved training centers (CIAC))
ANAC Agricultural Pilot Helicopter (PAGH) Exam Content Outline
CAVAG-H syllabus area
Agricultural Aviation Regulations & MAPA Rules
RBAC 61 Subpart N, RBAC 137 rotorcraft operational requirements (CDAG registration), and MAPA standards.
CAVAG-H syllabus area
Rotorcraft Aerodynamics & Agricultural Maneuvers
Main rotor downwash dynamics, vortex ring state avoidance, quick stops, and power curves.
CAVAG-H syllabus area
Dispersal Systems, Booms & Droplet Calibration
Belly tanks, spray booms, atomizers, VMD droplet sizing, and canopy penetration.
CAVAG-H syllabus area
Operational Safety, Toxicology & Hazard Mitigation
Chemical safety, cholinesterase monitoring, emergency jettison, and tail rotor hazard control.
How to Pass the ANAC Agricultural Pilot Helicopter (PAGH) Exam
What You Need to Know
- Passing score: Defined within the ANAC-approved CAVAG-H course (not centrally published)
- Assessment: Question count not published by the exam provider
- Time limit: not-published
- Exam fee: Varies (course evaluation inside the ANAC-approved CAVAG-H; ANAC TFAC applies to the rating issuance via SACI)
Keys to Passing
- Work through all 100 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
ANAC Agricultural Pilot Helicopter (PAGH) Study Tips from Top Performers
1Study the interaction between rotor downwash velocity and droplet trajectory at forward speeds below and above Effective Translational Lift (ETL).
2Review RBAC 137 buffer distances and weather limits (temperature, relative humidity, wind speed) for rotary-wing aerial spraying.
3Understand emergency jettison (alijamento) actuation and procedures for belly tank systems in engine power loss scenarios.
4Master agrochemical safety classifications and emergency treatment protocols for cholinesterase-inhibiting pesticide exposures.
Frequently Asked Questions
What topics are covered for the ANAC PAGH rating?
The CAVAG-H curriculum covers RBAC 137 rotorcraft rules, MAPA standards, helicopter dispersal equipment, downwash aerodynamic characteristics, agrochemical toxicology, and emergency procedures.
How is the PAGH theoretical exam administered?
The theoretical exam is delivered within the ANAC-approved CAVAG-H theoretical course at a certified training center (CIAC) and must be passed within the 12 months before the rating application; a separate practical proficiency exam follows.